Articles with "downconversion luminescence" as a keyword



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Near-infrared downconversion luminescence of SrMoO4:Tm3+,Yb3+ phosphors

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Published in 2017 at "Materials Research Bulletin"

DOI: 10.1016/j.materresbull.2017.04.035

Abstract: Abstract Tm 3+ and Yb 3+ codoped SrMoO 4 phosphors were synthesized by the high-temperature solid-state reaction method. The structure, ultraviolet-visible diffuse reflectance spectra, photoluminescence, decay properties and theoretical energy transfer efficiency of the phosphors… read more here.

Keywords: near infrared; srmoo4 tm3; infrared downconversion; tm3 yb3 ... See more keywords
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Downconversion Luminescence-Based Nanosensor for Label-Free Detection of Explosives

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Published in 2019 at "ACS Omega"

DOI: 10.1021/acsomega.8b03491

Abstract: We report a selective and sensitive nanosensor probe based on polyethylenimine (PEI)-capped downconverting nanophosphors β-NaYF4:Gd3+,Tb3+@PEI for the detection of 2,4,6-trinitrotoluene (TNT), both in water and buffer media. These downconverting phosphors were synthesized via a hydrothermal… read more here.

Keywords: detection; tnt; downconversion luminescence; based nanosensor ... See more keywords
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Sandwich-like transparent ceramic demonstrates ultraviolet and visible broadband downconversion luminescence

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Published in 2018 at "RSC Advances"

DOI: 10.1039/c8ra02195c

Abstract: We report a novel sandwich-like Ce, Yb:Y1.76La0.18Zr0.06Ox transparent ceramic, which shows efficient UV/Vis to NIR downconversion luminescence with a broad conversion window (250 nm to 650 nm), owing to its graded defective structure. The solar spectrum… read more here.

Keywords: downconversion luminescence; like transparent; sandwich like; transparent ceramic ... See more keywords